140252616 has 48 divisors (see below), whose sum is σ = 434116800. Its totient is φ = 40072032.

The previous prime is 140252611. The next prime is 140252621. The reversal of 140252616 is 616252041.

140252616 is a `hidden beast` number, since 1 + 40 + 2 + 5 + 2 + 616 = 666.

It is an interprime number because it is at equal distance from previous prime (140252611) and next prime (140252621).

It is a self number, because there is not a number n which added to its sum of digits gives 140252616.

It is not an unprimeable number, because it can be changed into a prime (140252611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138636 + ... + 139643.

It is an arithmetic number, because the mean of its divisors is an integer number (9044100).

Almost surely, 2^140252616 is an apocalyptic number.

It is an amenable number.

140252616 is an abundant number, since it is smaller than the sum of its proper divisors (293864184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140252616 is a wasteful number, since it uses less digits than its factorization.

140252616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278298 (or 278291 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140252616 is about 11842.8297294186. The cubic root of 140252616 is about 519.5615337403.

It can be divided in two parts, 14025 and 2616, that added together give a square (16641 = 129²).

The spelling of 140252616 in words is "one hundred forty million, two hundred fifty-two thousand, six hundred sixteen".